Dynamic Seam Fatigue Tester With 3 Or 6 Work Positions By Standard ASRM D4033

Application

Dynamic Seam Fatigue Tester, to determine the strength of upholstery seam constructions covering a standard foam composite cushion by imposing a cyclic, impact and penetrating load.

A rubber-faced wheel of 127mm (5”) diameter impacts the fabric from a height of 150mm (6”) with a mass of 3.75 kg (8.25lbs), 25 times per minutes for 7000 cycles. Compressed air is required.

Dynamic Seam Fatigue Tester is 3 work positions, and 6 positions offered on request.

Specifications

• Testing frequency 25+/-2 cycle/min
• Testing cycles 7,000
• Impacting mass 3.75 kg
• Foam composite 228.5 x 280 x 178 mm
• Dimensions of sewn specimen 360 x 255mm
• Driving mode Pneumatic

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